Latest official version as of 2026: V2.10 (check Audiolab’s website for updates).
Some update packages include a dedicated Bluetooth firmware. To flash this: Audiolab 6000a Firmware Update
For the uninitiated, a firmware update might seem like a solution in search of a problem. However, the 6000A’s digital section—specifically the ESS Sabre32 ES9018 DAC and the accompanying control logic—is complex software running on hardware. Early adopters of the 6000A frequently encountered minor but frustrating glitches: the optical input failing to lock onto certain TV signals, the pre-out volume resetting unexpectedly, or the Bluetooth codec switching erratically. Latest official version as of 2026: V2
The official firmware updates from Audiolab address these Quality of Life issues directly. An update can tighten the timing of the relay muting circuit to eliminate the infamous "pop" when switching inputs, or improve the stability of the AKM (now ESS) receiver chip. Without these updates, a user might incorrectly blame the amplifier’s hardware for what is essentially a software handshake error. Thus, the first virtue of the update is stability—transforming the unit from a temperamental performer into a reliable hub. For the uninitiated, a firmware update might seem